[医]止痛的;
painkilling drugs/injections
止痛药物 / 注射
The effect of the painkilling drug didn't wear off for several hours.
止痛药的药效好几个锺头之仍未消失.
Painkilling drugs were not enough to relieve her suffering.
止痛药不能缓解她的痛苦.
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